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This article presents EXFO’s Visual Guardian and Network Guardian G2 solutions.

This technical note introduces a novel measurement method using a tunable random-scrambling POTDR (RS-POTDR).

This article explains the benefits of integration an RFTS into an existing GIS database.

This article defines the terms VLAN and Q in Q; it describes their benefits and provides concrete examples of how Q in Q and VLANs are used.

This article provides an overview of EXFO's AXS-200/600 copper family testers, designed to deploy advanced, high-rate, triple-play services in a competitive and cost-constrained environment.

This technical note demonstrates why a small elevation sometimes appears on the graph after a strong reflective event when using some OTDR modules.

This article presents EXFO's approach for non-intrusive clip-on fiber monitoring, which allows to address the needs of low insertion-loss requirements of today’s high-speed, multi-wavelength or FTTH s...

This article introduces NQMS, designed to combine all of the traditional measurements such as noise, echo, and MOS voice quality with the new VoIP parameters, creating a complete QoS report card for a...

This articles explains the importance of PMD in high-speed digital and analog networks; it has to be measured not only after manufacturing but also after cabling and installation.

This article presents a principle that could be applied a new generation of “non-intrusive” clip-on instruments for signal monitoring or power measurement.